Unverified78% confidenceTradeoffTime unknown
高显色指数(Ra95+)灯管往往伴随更低光效（流明/瓦），同样亮度更费电，普通阅读选Ra90平衡显色与能耗即可
1
Sources
78%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified高显色(Ra95+)与高光效通常矛盾：同功率下高显色灯珠光通量更低更暗，追求极致亮度和极致显色不可兼得，普通家用取Ra90+光效100lm/W左右为平衡点92% similarUnverified高显色（Ra95）与高亮度往往难兼得：追求Ra95以上的灯珠发光效率较低，同功率下亮度略降，日常读写Ra90+已足够，无需盲目追求Ra9891% similarUnverified高显色（Ra95+）与高亮度往往难以兼得：高显色LED光效偏低，同功率下亮度会打折，追求亮度可接受Ra90，追求还原度需适当加大功率91% similarUnverified显色指数与光效存在权衡：高显色（Ra95+）的LED光效通常更低更费电、发热略高，日常阅读Ra90已足够，无需为追求Ra98支付高溢价90% similarUnverified高显色指数（Ra95+）光效通常更低、发热更大同功率下更暗，普通照明区域用Ra90即可，无需全屋堆95以上90% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/236000API
curl https://kongchang.com/api/v1/knowledge/claims/236000MCP
get_claim(id=236000)